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16632 (1993 OH4)
Classification: Main-belt Asteroid          SPK-ID: 2016632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07171929692691224 3.0568e-08  
a 2.296667962794518 8.238e-09 au
q 2.131952551228331 7.2061e-08 au
i 1.218461432697433 3.392e-06 deg
node 68.89032998863465 0.00020111 deg
peri 179.1146805425302 0.00020344 deg
M 357.7926701401628 3.1293e-05 deg
tp 2459208.294898829223
(2020-Dec-24.79489883)
0.00011052 TDB
period 1271.293262316161
3.48
6.8401e-06
1.873e-08
d
yr
n .2831762038478189 1.5236e-09 deg/d
Q 2.461383374360704 8.8288e-09 au
  Orbit Determination Parameters
   # obs. used (total)      932  
   data-arc span      9809 days (26.86 yr)  
   first obs. used      1993-07-13  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58116  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:37:15  

Additional Information
 Earth MOID = 1.11646 au 
 Jupiter MOID = 2.53868 au 
 T_jup = 3.591 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.93   n/a E2021B10  

16632 (1993 OH4)          Discovered 1993-Jul-20 by Elst, E. W. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 OH4 = 1996 FC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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